問題詳情
【題組】41. Which of the following is true about self-driving cars in 2020?
(A) Self-driving cars were everywhere.
(B) Self-driving cars were at the research stage.
(C) Self-driving cars replaced all traditional cars.
(D) Self-driving car technology was fully developed.
參考答案
答案：B
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用户評論
【吃飯】評論
看到關鍵字 2020年先掃過 找到這段Early estimates suggested that self-driving cars would be the standard in 2020, but insteadthere were only a few research vehicles on the road in 2020.可以發現 在2020年時 自駕車的普及程度不如預期 而是還在研究階段 只有少數的自駕車會在路上看到